1121663162 has 32 divisors (see below), whose sum is σ = 1813238784. Its totient is φ = 518502400.

The previous prime is 1121663161. The next prime is 1121663167. The reversal of 1121663162 is 2613661211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1121663161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537962 + ... + 540042.

It is an arithmetic number, because the mean of its divisors is an integer number (56663712).

Almost surely, 2^1121663162 is an apocalyptic number.

1121663162 is a deficient number, since it is larger than the sum of its proper divisors (691575622).

1121663162 is a wasteful number, since it uses less digits than its factorization.

1121663162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374.

The product of its digits is 2592, while the sum is 29.

The square root of 1121663162 is about 33491.2400785638. The cubic root of 1121663162 is about 1039.0126113045.

The spelling of 1121663162 in words is "one billion, one hundred twenty-one million, six hundred sixty-three thousand, one hundred sixty-two".